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A company finds that 20% of customers who receive a promotional email make a purchase within 24 hours. The company emails 10 independent customers. Let X = the number who make a purchase. The chart below shows the probability distribution of X. Calculate the expected value of X.

Are Plan and Cancellation status independent? Why?

What is the difference between a genetic carrier and an individual who expresses an X-linked recessive disorder? 

Further assessment reveals: Increased anterior-posterior chest diameter Hyperresonance throughout most lung fields Dullness over the right middle lobe Diffuse wheezing and rhonchi Large amount of thick yellow secretions Digital clubbing Cold extremities Which therapy should the respiratory therapist recommend FIRST?

You are the respiratory therapist starting your shift when you are called to the Emergency Department. The physician asks you to assess a 65-year-old, 5’10” male complaining of shortness of breath. Which assessment should the respiratory therapist perform FIRST?

Figure 3:  Use the following figure to answer questions 9-12.  Write your answers on the provided answer sheet. Image M:   Image N:   Image O:   Image P:  

Figure 2:  Use the following figure to answer questions 5-8.  Write your answers on the provided answer sheet.   Image I:   Image J:   Image K:   Image L:

Figure 4:  Use the following figure to answer questions 13-16.  Write your answers on the provided answer sheet.   Image Q:   Image R:   Image S:   Image T:

Question 6 Part 1) DRAW the arrow pushing mechanism for the following reaction. (22 pts). Note: all organic structure must be drawn in line angle to obtain credit. The product in this reaction is SET you are not allowed to change the product but instead show how it’s formed. Part 2) For each step, indicate the Lewis acids (LA) and Lewis bases (LB) and if they are also Bronsted acids (BA) and Bronsted bases (BB) (8 pts). You must incorporate your answers to this question to the mechanism you drew. Part 3) Draw an energy diagram for this reaction. The reactant has a pi bond being broken in exchange for forming a sigma bond in the product. This should indicate the relative energies of the reactant to the product. Each part of the diagram including the axes must be labelled. (8 pts)  

Exam 6 Point distribution: Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 8 8 5 8 8 38 26 9   Total points = 110 Question 1-5 multiple choice questions Question 6-8 free response questions Periodic table and other relevant information for Exams To preview the Periodic table and other relevant information click here